package org.mall.modules.shoprecommond.controller;

import com.alibaba.fastjson.JSON;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.jeecgframework.poi.excel.ExcelImportUtil;
import org.jeecgframework.poi.excel.def.NormalExcelConstants;
import org.jeecgframework.poi.excel.entity.ExportParams;
import org.jeecgframework.poi.excel.entity.ImportParams;
import org.jeecgframework.poi.excel.view.JeecgEntityExcelView;
import org.mall.common.api.vo.Result;
import org.mall.common.aspect.annotation.AutoLog;
import org.mall.common.system.query.QueryGenerator;
import org.mall.common.util.ObjectUtils;
import org.mall.common.util.oConvertUtils;
import org.mall.convert.ShopConvert;
import org.mall.modules.pojo.shop.ShopDTO;
import org.mall.modules.shop.entity.Shop;
import org.mall.modules.shop.service.IShopService;
import org.mall.modules.shoprecommond.entity.ShopRecommond;
import org.mall.modules.shoprecommond.service.IShopRecommondService;
import org.mall.modules.shoptype.entity.ShopTypeNameDTO;
import org.mall.modules.shoptype.service.IShopTypeReService;
import org.mall.modules.shoptype.service.IShopTypeService;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartHttpServletRequest;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
import java.util.*;
import java.util.stream.Collectors;

/**
 * @Description: 商铺推荐
 * @Author: jeecg-boot
 * @Date:   2019-12-30
 * @Version: V1.0
 */
@Slf4j
@Api(tags="商铺推荐")
@RestController
@RequestMapping("/shoprecommond")
public class ShopRecommondController {
	@Autowired
	private IShopRecommondService shopRecommondService;

	@Autowired
	private IShopService shopService;
	@Autowired
	private IShopTypeService shopTypeService;
	
	/**
	  * 分页列表查询
	 * @param shopRecommond
	 * @param pageNo
	 * @param pageSize
	 * @param req
	 * @return
	 */
	@AutoLog(value = "商铺推荐-分页列表查询")
	@ApiOperation(value="商铺推荐-分页列表查询", notes="商铺推荐-分页列表查询")
	@GetMapping(value = "/list")
	public Result<IPage<ShopRecommond>> queryPageList(ShopRecommond shopRecommond,
									  @RequestParam(name="pageNo", defaultValue="1") Integer pageNo,
									  @RequestParam(name="pageSize", defaultValue="10") Integer pageSize,
									  HttpServletRequest req) {
		Result<IPage<ShopRecommond>> result = new Result<IPage<ShopRecommond>>();
		QueryWrapper<ShopRecommond> queryWrapper = QueryGenerator.initQueryWrapper(shopRecommond, req.getParameterMap());
		Page<ShopRecommond> page = new Page<ShopRecommond>(pageNo, pageSize);
		IPage<ShopRecommond> pageList = shopRecommondService.page(page, queryWrapper);
		result.setSuccess(true);
		result.setResult(pageList);
		return result;
	}
	
	/**
	  *   添加
	 * @param shopRecommond
	 * @return
	 */
	@AutoLog(value = "商铺推荐-添加")
	@ApiOperation(value="商铺推荐-添加", notes="商铺推荐-添加")
	@PostMapping(value = "/add")
	public Result<?> add(@RequestBody ShopRecommond shopRecommond) {
		Result<ShopRecommond> result = new Result<ShopRecommond>();
		if (shopRecommondService.getByShopId(shopRecommond.getShopId())!=null){
			return Result.error("以添加过该商铺");
		}
		try {
			shopRecommondService.save(shopRecommond);
			result.success("添加成功！");
		} catch (Exception e) {
			log.error(e.getMessage(),e);
			result.error500("操作失败");
		}
		return result;
	}
	
	/**
	  *  编辑
	 * @param shopRecommond
	 * @return
	 */
	@AutoLog(value = "商铺推荐-编辑")
	@ApiOperation(value="商铺推荐-编辑", notes="商铺推荐-编辑")
	@PutMapping(value = "/edit")
	public Result<ShopRecommond> edit(@RequestBody ShopRecommond shopRecommond) {
		Result<ShopRecommond> result = new Result<ShopRecommond>();
		ShopRecommond shopRecommondEntity = shopRecommondService.getById(shopRecommond.getId());
		if(shopRecommondEntity==null) {
			result.error500("未找到对应实体");
		}else {
			boolean ok = shopRecommondService.updateById(shopRecommond);
			//TODO 返回false说明什么？
			if(ok) {
				result.success("修改成功!");
			}
		}
		
		return result;
	}
	
	/**
	  *   通过id删除
	 * @param id
	 * @return
	 */
	@AutoLog(value = "商铺推荐-通过id删除")
	@ApiOperation(value="商铺推荐-通过id删除", notes="商铺推荐-通过id删除")
	@DeleteMapping(value = "/delete")
	public Result<?> delete(@RequestParam(name="id",required=true) String id) {
		try {
			shopRecommondService.removeById(id);
		} catch (Exception e) {
			log.error("删除失败",e.getMessage());
			return Result.error("删除失败!");
		}
		return Result.ok("删除成功!");
	}
	
	/**
	  *  批量删除
	 * @param ids
	 * @return
	 */
	@AutoLog(value = "商铺推荐-批量删除")
	@ApiOperation(value="商铺推荐-批量删除", notes="商铺推荐-批量删除")
	@DeleteMapping(value = "/deleteBatch")
	public Result<ShopRecommond> deleteBatch(@RequestParam(name="ids",required=true) String ids) {
		Result<ShopRecommond> result = new Result<ShopRecommond>();
		if(ids==null || "".equals(ids.trim())) {
			result.error500("参数不识别！");
		}else {
			this.shopRecommondService.removeByIds(Arrays.asList(ids.split(",")));
			result.success("删除成功!");
		}
		return result;
	}
	
	/**
	  * 通过id查询
	 * @param id
	 * @return
	 */
	@AutoLog(value = "商铺推荐-通过id查询")
	@ApiOperation(value="商铺推荐-通过id查询", notes="商铺推荐-通过id查询")
	@GetMapping(value = "/queryById")
	public Result<ShopRecommond> queryById(@RequestParam(name="id",required=true) String id) {
		Result<ShopRecommond> result = new Result<ShopRecommond>();
		ShopRecommond shopRecommond = shopRecommondService.getById(id);
		if(shopRecommond==null) {
			result.error500("未找到对应实体");
		}else {
			result.setResult(shopRecommond);
			result.setSuccess(true);
		}
		return result;
	}

  /**
      * 导出excel
   *
   * @param request
   * @param response
   */
  @RequestMapping(value = "/exportXls")
  public ModelAndView exportXls(HttpServletRequest request, HttpServletResponse response) {
      // Step.1 组装查询条件
      QueryWrapper<ShopRecommond> queryWrapper = null;
      try {
          String paramsStr = request.getParameter("paramsStr");
          if (oConvertUtils.isNotEmpty(paramsStr)) {
              String deString = URLDecoder.decode(paramsStr, "UTF-8");
              ShopRecommond shopRecommond = JSON.parseObject(deString, ShopRecommond.class);
              queryWrapper = QueryGenerator.initQueryWrapper(shopRecommond, request.getParameterMap());
          }
      } catch (UnsupportedEncodingException e) {
          e.printStackTrace();
      }

      //Step.2 AutoPoi 导出Excel
      ModelAndView mv = new ModelAndView(new JeecgEntityExcelView());
      List<ShopRecommond> pageList = shopRecommondService.list(queryWrapper);
      //导出文件名称
      mv.addObject(NormalExcelConstants.FILE_NAME, "商铺推荐列表");
      mv.addObject(NormalExcelConstants.CLASS, ShopRecommond.class);
      mv.addObject(NormalExcelConstants.PARAMS, new ExportParams("商铺推荐列表数据", "导出人:Jeecg", "导出信息"));
      mv.addObject(NormalExcelConstants.DATA_LIST, pageList);
      return mv;
  }

  /**
      * 通过excel导入数据
   *
   * @param request
   * @param response
   * @return
   */
  @RequestMapping(value = "/importExcel", method = RequestMethod.POST)
  public Result<?> importExcel(HttpServletRequest request, HttpServletResponse response) {
      MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
      Map<String, MultipartFile> fileMap = multipartRequest.getFileMap();
      for (Map.Entry<String, MultipartFile> entity : fileMap.entrySet()) {
          MultipartFile file = entity.getValue();// 获取上传文件对象
          ImportParams params = new ImportParams();
          params.setTitleRows(2);
          params.setHeadRows(1);
          params.setNeedSave(true);
          try {
              List<ShopRecommond> listShopRecommonds = ExcelImportUtil.importExcel(file.getInputStream(), ShopRecommond.class, params);
              shopRecommondService.saveBatch(listShopRecommonds);
              return Result.ok("文件导入成功！数据行数:" + listShopRecommonds.size());
          } catch (Exception e) {
              log.error(e.getMessage(),e);
              return Result.error("文件导入失败:"+e.getMessage());
          } finally {
              try {
                  file.getInputStream().close();
              } catch (IOException e) {
                  e.printStackTrace();
              }
          }
      }
      return Result.ok("文件导入失败！");
  }

  @GetMapping("/app/list")
	 public Result getShopRecommondList(){

  		ShopRecommond shopRecommond=new ShopRecommond();
  		shopRecommond.setStatus(0);
  		QueryWrapper queryWrapper=new QueryWrapper();
  		queryWrapper.setEntity(shopRecommond);
	  	List<ShopRecommond> list=shopRecommondService.list(queryWrapper);
      //按Sort从小到大
	  	list=list.stream().sorted((u1, u2) -> u1.getSort().compareTo(u2.getSort())).collect(Collectors.toList());
	  	if (list.isEmpty()){
	  		return Result.ok(Collections.emptyList());
		}
	  	List<String> shopids=list.stream().map(ShopRecommond::getShopId).collect(Collectors.toList());
		Collection<Shop> shops=shopService.listByIds(shopids);
	  	List<ShopTypeNameDTO> shopTypeNameDTOS=shopTypeService.getGoodSTypeNameList(shopids);
	  	Map<String,List<ShopTypeNameDTO>> map=shopTypeNameDTOS.stream().collect(Collectors.groupingBy(ShopTypeNameDTO::getShopId));
		  List<ShopDTO> shopDTOS = ShopConvert.INSTANCE.convert1(shops);

	  Iterator<String> iterator=map.keySet().iterator();
	  	while (iterator.hasNext()){
	  		String shopId=iterator.next();
	  		for (ShopDTO shopDTO:shopDTOS){
	  			if (shopId.equals(shopDTO.getId())){
					shopDTO.setTypeNameList(map.get(shopId).stream().map(ShopTypeNameDTO::getTypeName).collect(Collectors.toList()));
				}
			}
		}
	  	for (int i=0; i < shopDTOS.size();i++){
	  	    for (int j=0; j < list.size();j++){
	  	        if(shopDTOS.get(i).getId().equals(list.get(j).getShopId())){
	  	            shopDTOS.get(i).setSort(list.get(j).getSort());
                }
            }
        }
	  return Result.ok(shopDTOS.stream().sorted(Comparator.comparing(ShopDTO::getSort).reversed()).collect(Collectors.toList()));
  }

}
